Stocks mixed as tech earnings off to rough start

Stocks (^DJI, ^GSPC, ^IXIC) are up at the midday mark, with the energy sector (XLE) surging higher, while the materials sector (XLB) is the most in the red. Alan Valdes, director of floor operations at Silverbear, joins us live from the New York Stock Exchange. To discuss the other big stories of the day, Alexis Christoforous is joined by Yahoo Finance’s Rick Newman, Nicole Sinclair and Ethan Wolff-Mann.